code: def _get_args_after_tracer_injection(**kwargs):
      with mock.patch.object(lf.Fabric, "__init__", dummy_init):
          ret_val = _FabricRunExecutor.run(
              local_rank=0,
              work_run=partial(dummy_callable, **kwargs),
              main_address="1.2.3.4",
              main_port=5,
              node_rank=6,
              num_nodes=7,
              nprocs=8,
          )
          env_vars = deepcopy(os.environ)
      return ret_val, env_vars
  
file_path: pytorch-lightning/tests/tests_app/components/multi_node/test_fabric.py
imports: import os
  from copy import deepcopy
  from functools import partial
  from unittest import mock
  import lightning.fabric
  import pytest
  from lightning.app.components.multi_node.fabric import _FabricRunExecutor
  from lightning_utilities.core.imports import module_available
  from lightning_utilities.test.warning import no_warning_call
label_desc: Use image node_id 3 for calling a global function with example usage: _get_args_after_tracer_injection() and returns: ret_val,  env_vars